Finding the Fourth Proportional to 802,059.96, 1,106,737.76 and 479,652.42
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Solution
The fourth proportional to 802,059.96, 1,106,737.76 and 479,652.42 is: 661,857.56
Step by Step Solution
- Step 1: Write the proportion equation
802,059.96 : 1,106,737.76 = 479,652.42 : x - Step 2: Convert to fraction form
802,059.96/1,106,737.76 = 479,652.42/x - Step 3: Cross multiply
802,059.96x = 1,106,737.76 × 479,652.42 - Step 4: Simplify right side
802,059.96x = 530,849,444,889.38 - Step 5: Solve for x
x = 530,849,444,889.38/802,059.96 - Step 6: Final answer
x = 661,857.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.